1
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
A fluid is in streamline flow across a horizontal pipe of variable area of cross section. For this which of the following statements is correct?
A
The velocity is maximum at the narrowest part of the pipe and pressure is maximum at the widest part of the pipe.
B
Velocity and pressure both are maximum at the narrowest part of the pipe.
C
velocity and pressure both are maximum at the widest part of the pipe.
D
The velocity is minimum at the narrowest part of the pipe and the pressure is minimum at the widest part of the pipe.
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
The density of water at 20oC is 998 kg/m3 and at 40oC is 992 kg/m3. The coefficient of volume expansion of water is
A
3 $$ \times $$ 10$$-$$4/oC
B
2 $$ \times $$ 10$$-$$4/oC
C
6 $$ \times $$ 10$$-$$4/oC
D
10 $$ \times $$ 10$$-$$4/oC
3
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Which of the following relations does not give the equation of an adiabatic process, where terms have their usual meaning?
A
P1$$-$$$$\gamma $$ T$$\gamma $$  =  constant
B
PV$$\gamma $$   =  constant
C
TV$$\gamma $$$$-$$1  =  constant
D
P$$\gamma $$  T1$$-$$$$\gamma $$  =  constant
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
A system is taken from state a to state c by two paths adc and abc as shown in the figure. The internal energy at a is $${U_a} = 10\,J$$. Along the path adc the amount of heat absorbed dQ1 $$=$$ 50 J and the work obtained dW1 $$=$$ 20 J whereas along the path abc the heat absorbed dQ2 = 36 J. The amount of work allong the path abc is

NEET 2013 (Karnataka) Physics - Heat and Thermodynamics Question 51 English
A
10 J
B
12 J
C
36 J
D
6 J
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